diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 0725441..2e8c5ad 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -614,6 +614,9 @@
 	NET_DCCP_DEFAULT_ACK_RATIO   = 4,
 	NET_DCCP_DEFAULT_SEND_ACKVEC = 5,
 	NET_DCCP_DEFAULT_SEND_NDP    = 6,
+	NET_DCCP_DEFAULT_REQ_RETRIES = 7,
+	NET_DCCP_DEFAULT_RETRIES1    = 8,
+	NET_DCCP_DEFAULT_RETRIES2    = 9,
 };
 
 /* /proc/sys/net/ipx */